B. Carbon atoms. C. Oxygen atoms. D. Hydrogen atoms. 相关知识点: 试题来源: 解析 B。解析:文章中明确提到“Graphene is an extremely thin and strong material. It is made up of a single layer of carbon atoms arranged in a hexagonal lattice.”,石墨烯是由一层碳原子组成的。反馈 收藏 ...
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The energy with which a metal binds an electron to its surface referred to as the metal's ___. What element is graphene made from? What is nitrogen? A metal, nonmetal or metalloid? Explore our homework questions and answers library Search Browse Browse by subject...
(1)词义猜测题。根据第二段Graphene,a material made from a single layer of carbon atoms,is a good electrical conductor resistant to heat and acids.But a working graphene semiconductor which can be controlled to conduct or separate electricity at will,
What exactly is graphene? The simplest way to describe graphene is that it is a single, thin layer of graphite — the soft, flaky material used in pencil lead. Graphite is an allotrope of the element carbon, meaning it possesses the same atoms but they’re arranged in a different way, ...
aFirst, each data element must belong to one of the partitions of the space; hence, data must be explicitly partitioned and placed. 首先,每个数据元素必须属于到其中一空间的分开; 因此,必须明确地分成和安置数据。[translate] a积累智慧 Accumulation wisdom[translate] ...
Graphite is derived from a Greek word called graphene which means writing so it’s because graphite was primarily used initially for making pencils that’s how it got its name. is an aloe trope of carbon which is greyish in colour and opaque. It’s extra
Another paramagnetic metal is platinum. Because it has such a weak magnetic element that is barely traceable, it will not react to magnets. Pure platinum is one of the mostprecious metals, which makes it very rare. It is commonly used in jewelry and electronics, but platinum can also be an...
What is the most dangerous chemical element? What is an acid compound? Is it dangerous to put rubidium in chlorine? Who discovered sulfuric acid? What are the physical properties of stearic acid? Describe acid salts and metal salts. What is the conjugate of a strong acid ...